A manslaughter conviction in the state of Florida is no joke.

For a Manslaughter conviction Florida law says it carries a maximum sentence of 30 years in prison if a firearm is used with a mandatory minimum of 25 years if a gun was used.

Without a firearm the max is 15 years.

http://en.wikipedia.org/wiki/List_of_punishments_for_murder_in_the_United_States#Florida